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Modern Atomic Theory Flashcards | StudBud
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Modern Atomic Theory
Modern Atomic Theory
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A #chemistryquiz for #grade11
Flashcards
20 cards
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Practice quiz
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Questions
20
Answers
1
What do electrons orbit around?
the nucleus
protons
neutrons
2
what is the atomic symbol for potassium?
K
Na
Fe
Au
3
what type of charge is an electron?
negative
neutral
positive
4
what is the smallest piece of an element
atom
matter
protons
element
5
where is the nucleus located?
on the outside of an atom
in the center of an atom
all around at atom
6
Where are electrons in the model?
in the nucleus
not in the model
on the outside
7
Whos is John Dalton?
a singer
English chemist/physicist who formulated the atomic theory
the first male football player
a 1800s German painter
8
what type of charge is a neutron?
negative
positive
neutral
9
the sum of the number of protons in the nucleus is called what?
mass number
isotopes
atomic number
the nucleus
10
what are isotopes?
atoms of the same element with a different number of neutron
elements with the same number of protons
11
How are particles arranged in atoms?
around the center of the nucleus
in straight columns and rows
in a random order
12
what are atoms composed of?
subatomic particles
metal
other elements
13
who created the nuclear model?
Bohr
Einstein
Rutherford
14
what is an atom?
is an element on the periodic table
I have no idea
a part of DNA
the basic unit of a chemical element
15
what is an atomic symbol?
one or two letter abbreviation of the name of the element
the whole name of an element
number of protons in an element
16
what is the atomic number in an element?
number of protons
number of electrons
number of neutrons
17
what type of charge is a proton?
negative
neutral
positive
18
where does the word atom come from?
Latin language
Greek language
russia
american culture
19
what are all atoms of all elements?
tons of different elements
i dont know
electrons, protons, and neutrons
20
what is the modern atomic theory
the concept that atoms play a fundamental role in chemistry
the basis of chemistry
John Dalton
subatomic particles
